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Medium · 5.3 CVE-2026-26987 EUVD-2026-8401GHSA-gqx7-99jw-6fpr

LibreNMS affected by reflected XSS via email field

Published Feb 20, 2026 · Updated Feb 20, 2026 · Assigned by GitHub_M

Description

LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring tool. Versions 25.12.0 and below are vulnerable to Reflected XSS attacks via email field. This issue has been fixed in version 26.2.0.

Affected products

VendorProductAffectedFixed
librenms librenms < 26.2.0 —

Affected packages

EcosystemPackageAffectedFixedRecord
Packagist librenms/librenms < 26.2.0 26.2.0 GHSA-gqx7-99jw-6fpr

References